* {
    margin: 0;
    padding: 0;
}

li {
    list-style: none;

}

.head {
    width: 100%;
    height: 58px;
    background-color: #041527;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-sizing: border-box;
    position: sticky;
    top: 0;
}

.head>nav {
    display: flex;
    height: 100%;


}

.head>div {

    display: flex;
    align-items: center;
    margin-left: 20px;
}

.head>div>img {
    width: 28px;
    height: 28px;
}

.head>div>h1 {
    height: 32px;
    margin: 0 0 0 12px;
    color: #fff;
    font-weight: 600;
    font-size: 18px;
    line-height: 32px;
}


.head>nav ul {
    display: flex;
    align-items: center;
    margin-right: 30px;
}

.head>nav ul>li {
    width: 30px;
    height: 30px;
    padding: 0 5px;
    text-align: center;
}

.head>nav ul>li img {
    width: 100%;
}

.head>nav ul>li:nth-child(2) {
    width: 100px;
    font-size: 18px;
    color: #fff;
    line-height: 30px;
}

.container {
    display: flex;
}

a {
    text-decoration: none;
}

/* 左边 */
.left {
    width: 208px;
    background-color: #fff;

}

.left>ul>li {
    height: 55px;
    line-height: 55px;
    overflow: hidden;
    transition: all .2s linear;

}

.left>ul>li>div>span:nth-child(3) {
    float: right;
    margin-right: 10px;
    font-size: 16px;
    color: rgba(0, 0, 0, .85);
}

.left>ul>li>ul {
    margin-left: 44px;
    color: rgba(0, 0, 0, .85);
    font-size: 16px;
    transition: all .3s linear;
}

.left>ul>li>ul>li>a {
    width: 100%;
    display: block;
}

.left>ul li>div>span:nth-child(1) {
    font-size: 18px;
    padding-right: 15px;
    padding-left: 15px;
}

.left>ul li>div>span:nth-child(3) {
    width: 10px;
    transform: rotate(90deg);
    transition: all .1s linear;
}

.left>ul li>span>img {
    width: 100%;
}

li a {
    font-size: 16px;
    color: rgba(0, 0, 0, .85);
}

.right {
    height: 1000px;
    flex: 7;
    overflow: scroll;

}

.Xuan {
    color: #2a64c5;

}